作文>单元作文>三年级上册>[第四单元]写一则观察日记

小昆虫的观察日记

2020-12-24 08:40

关于小昆虫的观察日记范文汇编9篇

9 articles about the observation diary of small insects

即将要到一天的结尾了,想必大家都学习了不少新知识,这也意味着,又要开始写日记了。日记怎么写才不会千篇一律呢?以下是小编精心整理的小昆虫的观察日记9篇,仅供参考,大家一起来看看吧。

It is about to end a day, and everyone must have learned a lot of new knowledge, which also means that they have to start writing diary .How to write a diary is not the same?The following are 9 observation diaries of the small insects carefully organized by Xiaobian. For reference only, let's take a look.

小昆虫的观察日记 篇1

星期五我们在排练校运会方队的时候,我偶然在跑道上抓到了一只小甲虫。

When we rehearsed the school running team on Friday, I accidentally caught a small beetle on the runway.

小甲虫全身都是黑色的,头部有一对触角,它还有六只脚。当我把小甲虫放到我的手心时,小甲虫就在我的手心里爬来爬去,一刻也不休息,让我感觉痒痒的。如果我把手心握成拳头时,它就用它前面两只锯子脚去钻我手指与手指间的细缝,弄得我的手又痒又痛。

The little beetle is black, with a pair of tentacles on the head, and it has six feet.When I put the little beetle in my palm, the little beetle crawled around in my palm, and I didn't rest for a moment, making me feel itchy.If I hold my palm into a fist, it uses the two saws in front of it to drill the thin seams between my fingers and fingers, making my hand itchy and painful.

放学回家以后,我先从我的房间找出了一个装回形针的小纸盒,然后抽了一张纸巾,把纸巾对折了两下,平平整整地铺到了小纸盒里,最后我往小纸盒里放了一点饼干渣子,一个甲虫小窝就完工了。我把小甲虫放进去以后,又在纸盒的左右两侧分别扎了几个通气孔,然后我就把盖子盖上,这样甲虫既不会逃跑,也不会被闷死。

After returning home from school, I found a small carton with a back -shaped needle from my room, then pumped a paper towel, folded the paper towels twice, paved it in a small carton, and finally I went to the small paper to the small paper.There was a little biscuit slag in the box, and a beetle nest was completed.After I put the little beetle in, I tied a few ventilation holes on the left and right sides of the carton, and then I covered the lid so that the beetle would neither escape nor was it suffering.

第二天早晨,我打开纸盒一看,发现小甲虫不在了,刚开始的时候我觉得很惋惜,不过后来又想,我的小甲虫应该更喜欢无忧无虑、自由自在的生活吧。于是我也不觉得惋惜了。

The next morning, I opened the carton and found that the little beetle was gone. At the beginning, I felt very sorry, but later I thought that my little beetle should prefer a carefree and free life.So I don't feel sorry.

小昆虫的观察日记 篇2

“嘿”怎么那么怪呀!你看,一只大螳螂正在和几只小蚂蚁打架,那只大螳螂在蚂蚁看来,是一个庞然大物,力大无穷。

"Hey" why is it so weird!You see, a big praying mantis is fighting with a few little ants. The big praying mantis is a behemoth in the ants.

那几只小蚂蚁想和那只螳螂大战,那不是羊入虎口吗?

Those little ants want to fight the mantis, isn't that sheep enter the tiger?

瞧,大螳螂正在磨它那带齿的前足,一副成竹在胸的样子,再看那几只蚂蚁,一副不畏强大的样子。

Look, the big praying mantis is grinding its teeth front foot, a pair of bamboo in the chest, and then looking at the a few ants, a pair of non -fearful appearance.

几只蚂蚁,耐不住寂寞,一跳,就跳到了螳螂的腿上,说:“别以为你大,你就威风,我让你看看我们的威力。”蚂蚁一口咬在了螳螂的大腿上,螳螂“哇”地一声,一腿把小蚂蚁们给蹬到了一边去,螳螂用前足,磨磨大腿上的伤口,然后迅速用像镰刀一样的前足,横着一切,小蚂蚁灵巧地躲开了。螳螂好像说:“就你们这小样还想和我打架,滚一边去吧!”蚂蚁们也不甘落后,用它那如黑线般的腿,全体爬到螳螂的身上,都张开小嘴咬螳螂的身体,螳螂使劲摇着身体,那细小的声音像在说:“救命啊!快放开,痛死我了。”最后,螳螂终于死了。

Several ants couldn't bear loneliness, and jumped to the mantis's legs, saying, "Don't think you are big, you are prestigious, I will let you look at our power." The ant bites the praying mantis's thighOn the top, the mantis sounded "wow", and the little ants pierced the little ants to the side. The praying mantis used the forefoot, grinding the wound on the thigh, and then quickly used the forefoot like a sickle.It's right.The praying mantis seemed to say, "You want to fight with me like this, go and go!" The ants were not willing to fall behind, using its black line -like legs, all climbed on the praying mantis, opened my little mouth to biteThe praying mantis's body, the praying mantis shook her body vigorously, and the small voice was saying, "Help! Let go, let me go." Finally, the praying mantis finally died.

蚂蚁高兴地说:“虽然你很高大,但是我们蚂蚁非常团结,始终会战胜你的。”

The ant said happily: "Although you are tall, we are very united and will always defeat you."

小昆虫的观察日记 篇3

今天,我一早起来就拿起爸爸摘的桑叶喂蚕。

Today, I got up early in the morning and picked up my dad's mulberry leaves to feed the silkworm.

以前都是奶奶喂的,我只能在一旁看着这些小家伙们。

I used to feed my grandma before, and I could only watch these little guys.

我揭开盖一看,哇!这些蚕也太能吃了吧?一夜间就把五片叶子啃得只剩架子了。此刻,这些蚕有的抬着头左右摇晃,似乎在说:“吃的呢?吃的呢?我要吃的!”还有些躺在树叶杆上打盹,我马上抓起蚕,把叶子铺上去,再把蚕放上去。有一条蚕在这片叶子边上晃了一下,才低下头吃起叶子来,似乎在说:“有吃的了,这还差不多,兄弟们!别客气!快开吃!”那些“睡着”的蚕似乎也起床了,好像在说:“快吃,快吃。”看着一条条蚕狼吞虎咽的样儿,我有一种自豪感,我可是他们的“养父”呀!

I unveiled the cover, wow!These silkworms can also be eaten? Five leaves are left overnight.At this moment, these silkworms were shaking their heads and shaking their heads. It seemed to be saying, "What about eating? What can I eat? I want to eat!" Some lying on the leaves and slamming, I immediately grabbed the silkworm and spread the leaves up.Then put the silkworm up.There was a silkworm shook on the side of this leaf, and then lowered her head to eat the leaves. It seemed to be saying, "Someone, this is almost the same, brothers! Don't be polite!""The silkworm seems to get up too, as if saying," Hurry up, eat quickly. "Looking at a piece of silkworm and wolf gobbling, I have a sense of pride, but I am their" adoptive father "!

吃完早饭,我又去看看蚕有没有睡。有一只蚕似乎看到我来了,把头抬得高高的,我一看,它吃的那部分叶子居然吃出了一个“X”形,现在抬着头,是在和我分享它的杰作吗?过了一会儿,它又低下头继续他的“创作”了。我继续看向其它的蚕。哟,有一只蚕爬在树叶根上根本没在吃叶子,真像杰克船长披着白袍站在船头。再仔细一看,呀,原来它在吃叶子,根本没在“远眺”,朝外的是它的屁股呀!我对这个发现哈哈大笑。

After eating breakfast, I went to see if the silkworm was sleeping again.One silkworm seemed to see me coming and raised my head high. When I saw it, the leaves it ate a "X" shape, and now I look up.?After a while, it lowered his head and continued his "creation" again.I continue looking at other silkworms.Yo, a silkworm crawled on the roots of the leaves and didn't eat leaves at all.Take a closer look, yeah, it turns out that it is eating leaves, and it is not "overlooking" at all.I laughed at this discovery.

养蚕真的很好玩,很有趣,一起来养蚕吧!

Raising silkworms is really fun and interesting, let's raise silkworm together!

小昆虫的观察日记 篇4

今天我特别开心,因为,我今天来到了西北农林科技大学博览园。博览园一共有五个馆:昆虫馆、土壤植物馆、农业历史馆、动物馆。我最喜欢有昆虫馆,昆虫馆里有各种昆虫,从这里我了解到了:昆虫只有六条腿,不是六条腿的是昆虫的亲戚。还有,我还学会区分蝴蝶和蛾子,在停下来的时候,蝴蝶的翅膀是翘起来的,蛾子是放下的。

I am particularly happy today, because I came to the Expo Park of the Northwest Agriculture and Forestry University of Agriculture and Forestry today today.There are five pavilions in the Expo Garden: insect halls, soil botanicals, agricultural history museums, and animals.I like the insect museum the most, and there are various insects in the insect hall. From here I learned: The insect has only six legs. It is not a relative of the insect.Also, I also learned to distinguish between butterflies and moths. When I stopped, the wings of the butterfly were tilted, and the moth was put down.

我还知道了昆虫们怎么保护自己,像枯叶蝶,它落在树枝上,像一片枯叶。竹节虫呢,它趴在竹子上,仿佛一根竹子。变色龙,它到那儿就变成什么颜色。到二层,我还知道24星瓢虫是害虫,因为它会损坏花草树木。苍蝇,它是由1000多个小眼组成了一对复眼。

I also know how insects protect themselves, like dead leaf butterflies, it falls on the branches, like a dead leaf.Bamboo insects, it is lying on the bamboo, like a bamboo.Change the color, what color it becomes there.By the second floor, I also know that the 24 -star ladybug is a pest, because it will damage the flowers and trees.Flies, which consists of more than 1,000 small eyes.

今天,我到昆虫馆学到了很多东西,还有很多我没有说完,因为,剩下的太多,需要很长时间才能讲完。

Today, I have learned a lot at the Insect Pavilion, and I have not finished saying, because there are too many left to finish it.

小昆虫的观察日记 篇5

这几天我家出现了许多不明飞行物,它们聚集在日光灯下,嗡嗡地叫着,虽然它们很小很小,但是挤得密密麻麻的,看上去非常恶心。我不知道它们是什么,于是便请教父母,结果无功而返。带着这个疑问,我们投入了杀虫行动中,在电蚊拍挥舞中,地上布满了小虫子的尸体。

In the past few days, many unknown flying objects appeared. They gathered under the sunlight and buzzed. Although they were small and small, they crowded densely and looked very disgusting.I don't know what they are, so I asked my parents and returned without success.With this question, we invested in insecticidal operations. During the electro -mosquito patted, the ground was covered with the corpse of the little bug.

经仔细观察,发现小虫子有长长的翅膀,身体灰褐色。在日光灯周围快乐地飞舞着。

After careful observation, it was found that the little bug had long wings and gray body.Flying around the sunlight happily.

这时我想到了电脑可以帮我解决这个问题,我连忙上网查找稻飞虱的'资料:翅目飞虱科的通称。全世界近20xx种。中国约200种。全部植食性,很多种生活于禾本科植物,是农业的重要害虫,如褐飞虱、灰飞虱、白背飞虱等。有一些种还传布植物病毒病,如稻黑条矮缩并小麦丛矮并玉米粗缩病等。飞虱体型小,长多在5毫米以下。大多以卵或若虫越冬。1年发生3~4代以至10代以上。越冬卵产在寄主组织里。若虫则蛰伏于冬季寄主或杂草中,天气转暖便孵化或活动取食。已知有些种(如褐飞虱、白背飞虱等)只能在南方越冬,每年至植物生长季节,由南方向北方飞迁,侵入农田为害。成虫和若虫都刺吸植物液汁。取食禾本科植物的种类多在植株茎杆上刺吸,影响植物的生长,严重时可使叶片发黄,甚至整株干枯和倒伏。成虫和若虫都善走能跳。成虫还可以飞迁,大多有趋光性。 稻飞虱俗称蠓虫,在田间常与稻叶蝉混合发生,是我国水稻的主要害虫。稻飞虱有长翅型和短翅型之分。褐飞虱的长翅型,体褐色,有光泽;短翅型体褐色,雌虫腹部特别肥大。

At this time, I thought that the computer could help me solve this problem. I quickly searched the information about the rice live lice on the Internet: the general name of the winged lives. There are nearly 20xx species in the world. About 200 kinds of China. All planting, many living plants living in Henco, are important pests in agriculture, such as brown live lice, gray live lice, white -back fire -lice, and so on. There are some species that also spread plant virus diseases, such as dwarfed rice and black strips and short wheat clusters and rough corn shrinking diseases. Activation is small, with a length of less than 5 mm. Most of the eggs or nymphs overwinter. 3 to 4 generations or even 10 generations occur in one year. Overwintering eggs are in the host organization. John is dormant in winter hosts or weeds, and the weather will incubate or eat. It is known that there are some species (such as brown live lice, white -back plant lice, etc.) that can only overwinter in the south. Each year to the growing season of plant growth, it can be relocated from the north to the north to invade the farmland as a harm. Adults and nymphs are stabbing plant liquid juice. The types of feeding grades are mostly stabbed on the plant's stem poles, which affects the growth of plants. In severe cases, the leaves can be yellow, and even the entire plant is dry and inverted. Adults and nymphs are good at jumping. Adults can also fly, most of them have shiny. Graverine is commonly known as tapeworms. It often occurs with rice leaf cicada in the fields. It is the main pest of rice in my country. There is a divided into long wings and short -winged types. The long wing type of brown live lice, brown body, shiny; short -winged body brown, female abdomen is particularly hypertrophic.

原来是飞虱,还是一种害虫,不行,我一定要帮助农民伯伯消灭他,但愿它们不要破坏农田。

It turned out to be a liver or a pest. No, I must help the peasant uncle eliminate him, and I hope they do not destroy the farmland.

小昆虫的观察日记 篇6

我从妈妈买回来的青菜中发现了一个黑乎乎的东西,仔细一看原来是一只蜗牛。今天我就给大家介绍一下我眼中的蜗牛吧!

I found a dark thing from the green vegetables I bought from my mother, and took a closer look at it was a snail.Today I will introduce the snails in my eyes!

蜗牛是一种软体动物。身后有一个灰色的小壳,壳是螺旋型的。经常在树上或其他植物上爬行,以叶子为食。蜗牛的腹足紧贴在物体上,做波浪般的伸缩蠕动,缓缓地向前爬行。蜗牛的足上长有腺体,能分泌出非常黏的液体,有助于它的爬行。蜗牛所到之处,总会留下一条长长的痕迹。

Snail is a software animal.There is a small gray shell behind it, the shell is spiral.Always crawl on trees or other plants to eat leaves.The abdomen of the snail is close to the object, making wave -like telescopic peristalsis, and slowly crawling forward.Snails have glands on their feet, which can secrete very sticky liquids and help it crawl.Wherever the snail arrives, there will always be a long trace.

我从买回来的青菜中选了一棵最大的给了蜗牛,一开始,蜗牛没有发现青菜。当它发现了食物后,便慢吞吞地爬过来,然后慢悠悠地吃了起来。它的身体看上去透明的,包括它的牙齿。一对小黑点一样的眼睛竟然长在它的触角上面。一对好像天线似的触角轻轻地摆动着,边吃边爬。我真是搞不明白,这样的牙齿是吃东西能行吗?但是不一会儿,蔬菜上面就出现了一个个小洞洞。我用手一碰,蜗牛马上紧张地缩了起来。

I chose a bigger snail from the green vegetables I bought. At first, the snail did not find green vegetables.When it found the food, it crawled slowly, and then slowly ate.Its body looks transparent, including its teeth.A pair of small black dots looks like its tentacles.A pair of tentacles like antennas gently swinged, climbing while eating.I really don't understand, can such a teeth eat it?But after a while, there were small holes on the vegetables.When I touched my hand, the snail immediately shrunk.

蜗牛的慢可是出了名的,人们形容慢都说好像蜗牛爬。别看它慢,但是听说蜗牛是个宝,既可药用又可食用在国际上还享有“软黄金”的美誉呐!

The slowness of the snail is famous, and people describe slowly that they seem to be crawling.Don't look at it slowly, but I heard that the snail is a treasure, which is both medicinal and edible to enjoy the reputation of "soft gold" internationally!

小昆虫的观察日记 篇7

动物世界里有一群小动物,每天都会不停地忙碌工作,大家都夸它是勤劳使者,它就是活泼可爱的小蜜蜂,观察日记——小蜜蜂。

There is a group of small animals in the animal world that keeps working every day. Everyone praises it as a diligent messenger. It is a lively and cute little bee, observing diary -little bee.

小蜜蜂的脑袋圆圆的,黑溜溜的眼睛咕噜咕噜地转着,甜蜜蜜的嘴巴小小的,小巧玲珑的身子,细手细脚,但尾巴里却藏着一根小小的毒针。你可别小看这根毒针,要是小蜜蜂发猛了,扎你一下,你就会疼得哇哇大哭!

The little bee's head was round, and the black eyes gurgledly turned, and the sweet mouth was small, small and exquisite, with thin hands and feet, but there was a small poison needle hidden in the tail.Don't underestimate this poison needle. If the little bee is fierce, you will hurt you, and you will cry!

每到春暖花开的季节,你常常会看到几只小蜜蜂,飞来飞去,来回转悠,一会儿飞到这朵花上,一会儿飞到那朵花上。勤劳的小蜜蜂总是欢快地嗡嗡叫,高兴地唱歌,没有一点儿忧心的样子,一直忙到秋天,小蜜蜂收集花粉的行动才逐渐变慢,但花蜜早已经准备好了。冬天到了,北风呼呼地吹着,我们出去一看,却连一只蜜蜂的影儿都找不到。我这才知道,原来小蜜蜂会过冬啊!

Whenever the spring flowers bloom, you often see a few small bees, fly around, go back and forth, fly to this flower for a while, and fly to that flower for a while.The hard -working little bee always buzzed happily, singing happily, without a little worried look. It was busy until autumn, and the actions of the little bee collecting pollen gradually became slower, but the nectar was already ready.Winter is here, and the north wind blows. We went out and saw it, but we couldn't even find a bee's shadow.Then I know that the little bee will spend the winter!

我准备开始寻找小蜜蜂的家。发现,在一片花丛里,便有过小蜜蜂的踪影,我翻开一看,哇,一个大家园呈现在我眼前。这就是小蜜蜂的家,原来它们都藏在花丛里。

I am going to start looking for the little bee's home.It was found that in a flower, there was a trace of little bee. I opened it and saw it. Wow, a garden was presented in front of me.This is the home of the little bee. It turned out that they were all hidden in the flowers.

小蜜蜂,你千辛万苦的就为花儿传播花粉,为人们酿造花蜜。你这种无私奉献、乐于助人的精神值得我们大家学习!

Little bee, you have to spread pollen for flowers and brew nectar for people.Your selfless dedication and helpful spirit is worth learning from all of us!

小昆虫的观察日记 篇8

今天晚上,我到公园散步。公园里真热闹,有的人在草坪上一边玩一边吃着东西;有的人在池塘边喝着饮料聊着天。他们吃完东西,就把包装盒随便乱扔在草地上,甚至把饮料瓶扔进池塘里。我仿佛听到小草在哭泣,池塘在叹息。

Tonight, I went to the park to take a walk.The park is really lively. Some people eat things while playing on the lawn; some people drink drinks while drinking beside the pond.After eating, they threw the box on the grass casually, and even threw the beverage bottle into the pond.I seemed to hear the grass crying, and the pond was sighing.

忽然,我听见了“翁翁”地细语,感到非常好奇,仔细一听,原来是昆虫们在开会。蚂蚁皱着眉头说:“人们乱踩草地,我洞里的水越来越多,我都快无家可归了。”蜻蜓气愤地说:“小朋友都喜欢把荷叶摘去当雨伞玩,现在,我的‘停机坪’越来越少了,我都快没有地方降落了。”萤火虫哭着说:“我在空中飞,需要氧气。由于人们污染空气,我的氧气越来越少了,我都快无法呼吸了。”他们七嘴八舌的议论着,我听了不由得脸红了起来。

Suddenly, I heard the "Weng Weng" in detail and felt very curious. When I heard it, it turned out that the insects were meeting.The ant frowned and said, "People step on the grass, there are more and more water in my cave, and I will be homeless." Dragonfly said angrily: "Children like to pick up lotus leaves as umbrellas. Now, I have fewer and fewer "stopping aprons', and I almost landed." Fireflies cried and said, "I fly in the air and need oxygen. Because people pollute the air, my oxygen is getting less and less.I can't breathe anymore. "They talked about it, and I couldn't help blushing when I heard it.

我一定要告诉小朋友们,从小要养成不乱摘花草树木,不乱扔垃圾,不乱倒污水的好习惯。地球是我们共同的家园,保护环境靠大家。

I must tell the children that since I was a child, I had to develop a good habit of picking flowers and trees, not throwing garbage, and not chaotic sewage.Earth is our common home, protecting the environment.

小昆虫的观察日记 篇9

我们上了一节十分有趣的科学课——观察蚂蚁。顾老师把我们分成九个组,接着让我们把抓到的蚂蚁放进一个小盒子里,用放大镜来仔细观察蚂蚁。

We took a very interesting scientific lesson -observing ants.Teacher Gu divided us into nine groups, and then let us put the catching ants into a small box and carefully observed the ants with a magnifying glass.

通过反反复复地观察,我发现蚂蚁分为三个部分:头部、胸部、腹部,3对脚全都长在胸部。而且还发现蚂蚁没有眼睛,它们只能靠触角来传递信息。

Through repeated observations, I found that the ants were divided into three parts: head, chest, and abdomen, and 3 pairs of feet were all growing on the chest.It also found that the ant had no eyes, and they could only pass the corner to pass the information.

我们还把两只不同地方抓来的蚂蚁放在一起,它们就会打架。真奇怪!连自己的同类也要打。而把一个地方的蚂蚁放在一起,它们不但不打架,还非常团结友爱。咦!这到底是怎么回事呢?带着疑问,我到网上查了一下,才知道原来每个蚂蚁都有自己熟悉的“窝味儿”,如果是一个窝的,那么“窝味儿”就相同,就不会打架;而不是一窝的蚂蚁,它们的“窝味儿”不同,所以十分有可能打架。

We also put the ants caught in different places together, and they would fight.really weird!Even your own kind.And putting the ants in a place together, they not only do not fight, but also unite and love.what!What has actually happened?With a question, I checked it on the Internet before I realized that each ant had his own "nest flavor". If it was a nest, then the "nest flavor" would be the same.A nest of ants, their "nest flavor" is different, so it is very likely to fight.

通过这次有趣的科学课,我学到了平常学不到知识。我真喜欢上科学课呀!

Through this interesting science class, I learned that I couldn't learn knowledge.I really like science classes!

【关于小昆虫的观察日记范文汇编9篇

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